CVE-2017-8509 is a remote code execution vulnerability in Microsoft Office, affecting various products including Word, OneNote, and SharePoint Server. This vulnerability, stemming from improper memory handling, carries a high CVSS score of 8.8, indicating a critical risk due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. While not listed in CISA's KEV catalog, it was reportedly exploited in live attacks at the time of its disclosure, though no public exploit code (Metasploit, Nuclei, ExploitDB) is currently available. Community discussion and media coverage suggest moderate attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
2007CPE matchmatch criteria | cpe:2.3:a:microsoft:office:2007:sp3:*:*:*:*:*:* | ||
2010CPE matchmatch criteria | cpe:2.3:a:microsoft:office:2010:sp2:*:*:*:*:*:* | ||
2013CPE matchmatch criteria | cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:*:* | ||
2016CPE matchmatch criteria | cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:microsoft:office_compatibility_pack:-:sp3:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.